#define TEXTCLASS_H
#include "ColorCode.h"
+#include "Counters.h"
+#include "FloatList.h"
#include "FontInfo.h"
#include "Layout.h"
#include "LayoutEnums.h"
-#include "LayoutPtr.h"
#include "insets/InsetLayout.h"
#include "support/docstring.h"
#include "support/types.h"
-#include <boost/shared_ptr.hpp>
+#include <boost/noncopyable.hpp>
#include <list>
#include <map>
class LayoutFile;
class Lexer;
+/// Based upon ideas in boost::noncopyable, inheriting from this
+/// class effectively makes the copy constructor protected but the
+/// assignment constructor private.
+class ProtectCopy
+{
+protected:
+ ProtectCopy() {}
+ ~ProtectCopy() {}
+ ProtectCopy(const ProtectCopy &) {};
+private:
+ const ProtectCopy & operator=(const ProtectCopy &);
+};
+
/// A TextClass represents a collection of layout information: At the
/// moment, this includes Layout's and InsetLayout's.
/// Simple TextClass objects are not directly constructed in the main
/// LyX code---the constructor is protected. (That said, in tex2lyx
/// there are what amount to simple TextClass objects.)
-class TextClass {
+class TextClass : protected ProtectCopy {
public:
///
virtual ~TextClass() {};
// typedefs
///////////////////////////////////////////////////////////////////
/// The individual paragraph layouts comprising the document class
+ // NOTE Do NOT try to make this a container of Layout pointers, e.g.,
+ // std::vector<Layout *>. This will lead to problems. The reason is
+ // that DocumentClass objects are generally created by copying a
+ // LayoutFile, which serves as a base for the DocumentClass. If the
+ // LayoutList is a container of pointers, then every DocumentClass
+ // that derives from a given LayoutFile (e.g., article) will SHARE
+ // a basic set of layouts. So if one Buffer were to modify a layout
+ // (say, Standard), that would modify that layout for EVERY Buffer
+ // that was based upon the same DocumentClass. (Of course, if you
+ // really, REALLY want to make LayoutList a vector<Layout *>, then
+ // you can implement custom assignment and copy constructors.)
typedef std::vector<Layout> LayoutList;
/// The inset layouts available to this class
typedef std::map<docstring, InsetLayout> InsetLayouts;
/// document class description
std::string description_;
/// available types of float, eg. figure, algorithm.
- boost::shared_ptr<FloatList> floatlist_;
+ mutable FloatList floatlist_;
/// Types of counters, eg. sections, eqns, figures, avail. in document class.
- boost::shared_ptr<Counters> counters_;
+ mutable Counters counters_;
/// Has this layout file been loaded yet?
mutable bool loaded_;
/// Is the TeX class available?
/// The name of the title command
std::string titlename_;
/// Input layouts available to this layout
- mutable InsetLayouts insetlayoutlist_;
+ InsetLayouts insetlayoutlist_;
/// The minimal TocLevel of sectioning layouts
int min_toclevel_;
/// The maximal TocLevel of sectioning layouts
///
/// In the main LyX code, DocumentClass objects are created only by
/// DocumentClassBundle, for which see below.
-class DocumentClass : public TextClass {
+class DocumentClass : public TextClass, boost::noncopyable {
public:
///
virtual ~DocumentClass() {}
/// A DocumentClass nevers count as loaded, since it is dynamic
virtual bool loaded() { return false; }
/// Inset layouts of this doc class
- InsetLayouts & insetLayouts() const { return insetlayoutlist_; };
+ InsetLayouts const & insetLayouts() const { return insetlayoutlist_; };
/// \return the layout object of an inset given by name. If the name
/// is not found as such, the part after the ':' is stripped off, and
/// searched again. In this way, an error fallback can be provided:
/// will invoke the layout object defined by name = 'CharStyle'.
/// If that doesn't work either, an empty object returns (shouldn't
/// happen). -- Idea JMarc, comment MV
- ///
InsetLayout const & insetLayout(docstring const & name) const;
/// an empty inset layout for use as a default
static InsetLayout const & emptyInsetLayout() { return empty_insetlayout_; }
// accessors
///////////////////////////////////////////////////////////////////
/// the list of floats defined in the document class
- FloatList & floats() { return *floatlist_.get(); }
- /// the list of floats defined in the document class
- FloatList const & floats() const { return *floatlist_.get(); }
- /// The Counters present in this document class.
- Counters & counters() const { return *counters_.get(); }
+ FloatList const & floats() const { return floatlist_; }
+ ///
+ Counters & counters() const { return counters_; }
///
std::string const & opt_fontsize() const { return opt_fontsize_; }
///
DocumentClass() {};
private:
/// The only class that can create a DocumentClass is
- /// DocumentClassBundle, which calls the private constructor.
+ /// DocumentClassBundle, which calls the protected constructor.
friend class DocumentClassBundle;
///
static InsetLayout empty_insetlayout_;
///
/// This is a singleton class. Its sole instance is accessed via
/// DocumentClassBundle::get().
-class DocumentClassBundle {
+class DocumentClassBundle : boost::noncopyable {
public:
/// \return Pointer to a new class equal to baseClass
DocumentClass & newClass(LayoutFile const & baseClass);
private:
/// control instantiation
DocumentClassBundle() {}
- /// noncopyable
- DocumentClassBundle(DocumentClassBundle const &);
///
- std::list<DocumentClass> tc_list_;
+ std::list<DocumentClass *> tc_list_;
};